<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title></title>
	</head>
	<style>
		.lashen{
			width: 750px;
			height: 1100px;
			background-image: url(../day01/images/1155.jpg);
			transition: 2s;
		}
		.lashen:hover{
			width: 500px;
			height: 500px;
		}
	</style>
	<body>
		<div class="lashen"></div>
	</body>
</html>
